Save (one's) own bacon informal verb phrase
To save or protect oneself from danger, trouble, or difficulty, usually without consideration for the safety of others.
Don't rely on him. He just wants to save his own bacon.
She saved her own bacon and abandoned all of the people in the fire.
Don't scold Jack. He acted instinctively to save his own bacon.
To not spend over one's butget
To save someone from trouble, difficulty, or danger that is going to happen very soon
To save someone from danger, trouble or failure
A sum of money that has been laid aside for a particular purpose.
Someone who is totally bad at doing something.
Mary really can't sing for toffee.